671  
CDUS45 KBYZ 080940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT WED OCT 08 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 7 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 66 316 PM 89 1980 63 3 77  
MINIMUM 39 551 AM 18 1985 41 -2 47  
AVERAGE 53 52 1 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.23 1993 0.05 -0.05 0.00  
MONTH TO DATE 1.04 0.37 0.67 0.00  
SINCE OCT 1 1.04 0.37 0.67 0.00  
SINCE JAN 1 15.44 12.14 3.30 10.66  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.4 1993 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.7 -0.7 0.0  
SINCE SEP 1 0.0 1.0 -1.0 0.0  
SINCE JUL 1 T 1.0 -1.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 13 -1 3  
MONTH TO DATE 70 84 -14 42  
SINCE SEP 1 117 252 -135 97  
SINCE JUL 1 133 288 -155 111  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 1 0 0  
SINCE SEP 1 74 63 11 118  
SINCE JAN 1 659 658 1 785    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 11.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 600 AM  
LOWEST 28 400 PM  
AVERAGE 57  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 87 1980  
MINIMUM TEMPERATURE (F) 40 17 1985  
 
SUNRISE AND SUNSET  
OCTOBER 8 2025.......SUNRISE 722 AM MDT SUNSET 640 PM MDT  
OCTOBER 9 2025.......SUNRISE 723 AM MDT SUNSET 638 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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